Jalapeño peppers rate about 2,500 to 5,000 on the Scoville scale of pepper hotness. The new Naga Viper, however, measures 1,359,000 Scovilles. It was developed by researchers at Warwick University in Britain who crossed the hottest peppers in the world. The Naga Viper is so hot that it's actually dangerous to eat:

"It numbs your tongue, then burns all the way down," he told the paper. "It can last an hour, and you just don't want to talk to anyone or do anything. But it's a marvelous endorphin rush. It makes you feel great."